Move helper methods and classes to their own directory

spec/helpers/spy_sut.cr

@@ -0,0 +1,36 @@
+# Example system to test that doubles as a spy.
+# This class tracks calls made to it.
+class SpySUT
+  # Number of times the `#==` method was called.
+  getter eq_call_count = 0
+
+  # Returns true and increments `#eq_call_count`.
+  def ==(other : T) forall T
+    @eq_call_count += 1
+    true
+  end
+end
+
+# Example that always succeeds.
+class PassingExample < Spectator::RunnableExample
+  # Dummy description.
+  def what
+    "PASS"
+  end
+
+  # Run the example that always passes.
+  # If this doesn't something broke.
+  private def run_instance
+    report_results(1, 0)
+  end
+
+  # Creates a passing example.
+  def self.create
+    hooks = Spectator::ExampleHooks.empty
+    group = Spectator::RootExampleGroup.new(hooks)
+    values = Spectator::Internals::SampleValues.empty
+    new(group, values).tap do |example|
+      group.children = [example.as(Spectator::ExampleComponent)]
+    end
+  end
+end